 <div class="nav-con">
       	   <nav>
       	   	   <dl>





       	   	   	  <dd>
       	   	   	  	   <ul>
       	   	   	  	   		<li class="down_xb"><span class="sp0"><img src="<?php echo static_file('mobile/img/xia_03.jpg'); ?>"></span></li>
				       	  	<li><span class="sp1"><a href="<?php echo  site_url("welcome"); ?>">首页</a></span></li>
				       	  	<li><span class="sp2"><a href="<?php echo  site_url("product"); ?>">流出品</a></span></li>
				       	  	<li><span class="sp3"><a href="<?php echo  site_url("news"); ?>">阅读</a></span></li>
				       	  	<li><span class="sp4"><a href="<?php echo  site_url("activity"); ?>">活动展讯</a></span></li>
				       	  	<li><span class="sp5"><a href="<?php echo  site_url("about"); ?>">关于流出</a></span></li>
				       	  	<li><span class="sp6"><a href="<?php echo  site_url("contact"); ?>">联络我们</a></span></li>
				       	  	<!-- <li><span class="sp7"><a href="javascript:;">销售支持</a></span>
				       	  		<div class="nav-box">
				                	 <a href="<?php echo  site_url("support"); ?>">销售支持</a>
				                	 <a href="<?php echo  site_url("support/activity"); ?>" style="border-bottom:none;">市场活动</a>
				                </div>
				       	  	</li> -->
				       	  	
				       	  	
       	              </ul>
       	   	   	  </dd>
       	   	   </dl>
       	   </nav>
       </div>

     <!--   <script>
        $(function(){
        	 var height=$("body").height;
        	 $(".nav-con").height(height);
        })
     </script> -->


     <script>
	$(function(){
		 $(".header-box span").click(function(){
		 	 $(".nav-con").stop().slideToggle();
		 });
		  /*$(".nav-con dl dt").click(function(){
		 	 $(".nav-con").slideUp();
		 });*/

      $(".nav-con li span").click(function(){
		    if($(this).hasClass("open")){
		      $(this).removeClass("open").next().slideUp();
		    }else{
		      $(this).addClass("open").next().slideDown().parent().siblings().find(".nav-box").slideUp();
		      $(this).parent().siblings().find("span").removeClass("open")
		    }
		  })
         $(".nav-con li").eq(0).find("span").addClass("open").next().slideDown();
	});
	$(".down_xb span img").click(function(){
	 	 $(".nav-con").hide();
	 });
</script>